According to Cambridge Dictionary, "while" as a "conjunction" means
compared with the fact that; but
as in this example
Tom is very extroverted and confident while Katy's shy and quiet.
In the post The US/British tag on Merriam-Webster, I wrote
On the "Definition of in school" page of Merriam-Webster, the
UStag is used. While the "Definition of at school" page uses theBritishtag.
Where I was trying to connect two sentences using the conjunction "while" and compare two uses. Did I use it correctly? Are there any other expressions more natural could be used here?